So the properties of plastic molding for lower strength grade lumber can be improved by reducing the strain rate.
硬化强度等级低的板材可以通过降低变形速率改善塑性成型性能。
Load Angle, eccentric distance, steel ratio, concrete strength grade and length-thickness ratio had been analyzed.
分析了加载角、偏心距、含钢率、混凝土强度等级以及肢长厚比对构件承载力的影响。
At the same time, the concrete has high compressive strength, good durability, strength grade of a wide range of characteristics.
同时混凝土还具有抗压强度高，耐久性好，强度等级范围宽等特点。
The deterioration is accelerated because the strength grade of concrete is too low, depth of cover too thin, and drain off water unsuitable.
调查表明，原设计混凝土标号过低，保护层过薄，桥面排水不当，加速了劣化过程。
Large volume waterproof concrete with C30 strength grade and seepage resistance P>25 can be mixed by adding expansion agent and reduce-water agent.
经试验表明，在砼中复合掺加膨胀剂和高效减水剂，可制得强度等级为C30，抗渗等级P＞25的大体积防水砼。
The whole stress-strain curves of structural lightweight aggregate concrete (LWAC) with strength grade from LC30 to LC55 were obtained experimentally.
测定了采用高强轻骨料配制的强度等级LC30～LC55的结构轻骨料混凝土（LWAC）的应力-应变全曲线。
In the test, the strength grade of concrete is C20 and C60, and the cementitious system contains 10%, 20%, 30% and 40% of fly ash in accord with weight.
实验中应用的混凝土的强度等级分别为C20和C60，其中粉煤灰的掺量(胶凝材料的质量分数)分别为未掺、10%、20%、30%、40%。
Some technical methods are used to make construction convenient when different strength grade concrete is used in the joint of beam and column in high building.
介绍了高层建筑中 ，在钢筋混凝土框架结构的梁柱节点处 ，混凝土强度等级不同 ，为了方便施工 ，所采取的技术措施。
The results show that under the same supporting load, the cost of the steel reinforced and tubular concretes decreases as their concrete strength grade increases.
分析结果表明：在支撑相同荷载的前提下，混凝土强度越高，造价越低。
The mechanical properties of limestone chip concrete with ordinary strength grade were studied, and the relationships between the mechanical properties were analyzed.
本文研究了常用强度等级的石灰石石屑代砂混凝土的力学性能，并对各项力学性能指标之间的相关关系进行了统计分析。
It shows the axial tension initial cracking strength of concrete increases with the increasing of steel fiber volume ratio and enhancing of concrete strength grade separately.
结果表明：混凝土轴拉初裂强度分别随钢纤维体积率的增大和混凝土强度等级的提高而增大。
Activated by sodium glass, chemically bonded ceramics were produced with water-hardened slag grains from blast furnace, and the strength grade could be the same as grade 52.5 cement.
采用水玻璃激发高炉粒化矿渣，制备出了强度等级达到水泥52.5的化学结合陶瓷，并研究其反应机理。
Based on design criterion and construction practice, the paper presented the method to treat beam - column node concrete with different strength grade in course of design and construction.
在设计规范与工程实践的基础上，着重论述了梁柱节点不同混凝土强度等级在设计和施工中的处理方法。
Longitudinal reinforcement (reinforcement ratio) and the stirrup strength grade contribute little to the improvement of horizontal bearing capacity. It can be collocated by configuration. For R.
加固用纵筋（配筋率）及箍筋强度等级，对结构水平承载力的提高贡献不大，可按构造配置；
On the condition that same axial compression ratio, bearing capacity and stiffness of RC frame columns increases with concrete strength grade after the construction member achieve yield strength.
相同轴压比条件下，构件达到屈服荷载后，构件的承载力和刚度都随混凝土强度等级的增大而提高。
Human resources are the force of the core of technological innovation. Their quantity and quality determines the strength, grade and level of the institutions concerned.
高层次人才是技术创新的核心力量，其数量和质量决定着高校的实力、品位和水平。
Human resources are the force of the core of technological innovation. Their quantity and quality determines the strength, grade and level of the institutions concerned.
高层次人才是技术创新的核心力量，其数量和质量决定着高校的实力、品位和水平。
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